Cluster Operations
Multi-Cluster Operations Patterns
Federation-lite approaches: identity, promotion, and change windows when more than one cluster carries production traffic.
- Duration
- 5 weeks
- Format
- Cohort live online
- Tuition (informational)
- 1,540,000 KRW
Students compare hub-and-spoke GitOps layouts, staged promotions, and change coordination rituals. The emphasis is operational coherence, not a single vendor tool.
What is included
- Change window calendars that survive daylight shifts
- Identity and access boundaries between clusters
- Promotion manifests with environment overlays
- Failure isolation drills
- Cost-of-context switching discussion with real examples
- Documentation patterns for cluster inventories
- Role handoff templates for follow-the-sun teams
Outcomes
- Publish a two-cluster promotion checklist
- List explicit non-goals for a hub cluster
- Run a tabletop failure exercise across clusters
Lead instructor
Mina Cho
Former platform lead for a Seoul SaaS shop; prefers tight runbooks over hero debugging.
Participant notes
-
“Handoff templates alone justified the enrollment for our follow-the-sun crew.”
— Priya · EdTech scale-up
Common questions
Service mesh?
Mentioned for traffic shifting patterns only; no mesh install lab.
Cloud specific?
Examples stay cloud-neutral; you map controls to your provider.
Workload?
Expect six to nine hours weekly including partner exercises.
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